If you encounter problems with devices connected to the front panel, refer to the common causes and
solutions listed in the following table.
A USB device, headphone, or microphone is not recognized by the computer.
Cause | Solution |
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Device is not properly connected. | 1. | Turn off the computer. |
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| 2. | Reconnect the device to the front of the computer and |
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The device does not have power. | restart the computer. |
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| If the USB device requires AC power, be sure one end is |
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| connected to the device and one end is connected to a live |
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| outlet. |
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The correct device driver is not installed. | 1. | Install the correct driver for the device. |
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| 2. | You might need to reboot the computer. |
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The cable from the device to the computer does not work. | 1. | If possible, replace the cable. |
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| 2. | Restart the computer. |
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The device is not working. | 1. | Replace the device. |
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| 2. | Restart the computer. |
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USB ports on the computer are disabled in Computer Setup. | Run the Computer Setup utility and ensure that the USB ports |
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| are enabled. |
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